Remove unnecessary helpers.

Author: cheatfate

beacon_chain/spec/datatypes/fulu.nim

@@ -562,9 +562,6 @@ func shortLog*(v: DataColumnSidecar): auto =
 func shortLog*(v: seq[DataColumnSidecar]): auto =
   "[" & v.mapIt(shortLog(it)).join(", ") & "]"
 
-func shortLog*(v: seq[ref DataColumnSidecar]): auto =
-  "[" & v.mapIt(shortLog(it[])).join(", ") & "]"
-
 func shortLog*(x: seq[DataColumnIdentifier]): string =
   "[" & x.mapIt(shortLog(it.block_root) & "/" & $it.index).join(", ") & "]"